(19)
(11) EP 1 600 441 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.12.2005 Bulletin 2005/49

(43) Date of publication A2:
30.11.2005 Bulletin 2005/48

(21) Application number: 05106264.4

(22) Date of filing: 05.08.2002
(51) International Patent Classification (IPC)7: C07D 211/90, A61K 31/44, A61P 9/12
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 06.08.2001 IT MI20011726

(62) Application number of the earlier application in accordance with Art. 76 EPC:
02762428.7 / 1432683

(71) Applicant: Recordati Ireland Limited
Ringaskiddy County Cork (IE)

(72) Inventors:
  • Bonifacio, Fausto
    04100 Latina (IT)
  • Campana, Francesco
    00040 Rocca Priora (IT)
  • De Iasi, Gianluca
    04011 Aprilia (IT)
  • Leonardi, Amedeo
    20154 Milano (IT)

(74) Representative: Gervasi, Gemma et al
NOTARBARTOLO & GERVASI Corso di Porta Vittoria, 9
20122 Milano
20122 Milano (IT)

   


(54) Novel crystalline form of lercanidipin hydrochloride and processes for its preparation


(57) The invention describes novel lercanidipine hydrochloride crystalline Form (I) pharmaceutical, antihypertensive compositions containing as active agent a mixture of the lercanidipine hydrochloride crystalline form (I) with the amorphous form and optionally lercanidipine hydrochloride crystalline form (II).







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